package com.webserver_v5.controller;

import com.webserver_v5.entity.User;
import com.webserver_v5.http.HttpServletRequest;
import com.webserver_v5.http.HttpServletResponse;

import java.io.*;
import java.net.URISyntaxException;

public class UserController {

    private static File userDir;

    static {
        userDir = new File("./users");
        if (!userDir.exists()){
            userDir.mkdirs();
        }
    }

    public void reg(HttpServletRequest request, HttpServletResponse response){
        System.out.println("开始处理注册...");
        String username = request.getParameters("username");
        String password = request.getParameters("password");
        String nickname = request.getParameters("nickname");
        String ageStr = request.getParameters("age");
        //必要验证
        if(username==null||username.isEmpty()||
                password==null||password.isEmpty()||
                nickname==null||nickname.isEmpty()||
                ageStr==null||ageStr.isEmpty()||!ageStr.matches("[0-9]+")
        ){
            //信息输入有误提示页面
            response.sendRedirect("reg_info_error.html");
            return;
        }

        System.out.println(username+","+password+","+nickname+","+ageStr);

        int age = Integer.parseInt(ageStr);

        User user = new User(username,password,nickname,age);
        File file = new File(userDir,username+".obj");
        if (file.exists()){
            response.sendRedirect("have_user.html");
            return;
        }
        try (
                FileOutputStream fos = new FileOutputStream(file);
             ObjectOutputStream oos = new ObjectOutputStream(fos);
                ){
            oos.writeObject(user);
            response.sendRedirect("reg_success.html");
        } catch (IOException e) {
            e.printStackTrace();
        }

    }

}
